The principle used in radar is the same as that of Sonar. In radar we use radio waves ; whereas in sonar we use ?? March 31, 2022March 31, 2022 administrator A. red wavesB. Infrared wavesC. UltrasonicD. super sonicCheck AnswerC. Ultrasonic Share the PostRelated Posts:A nuclear reactor is a device used to carry out…Which of the following layers make radio…Which of the following atmospheric layers help in…The instrument which i specially design for…The gigantic tidal waves produced by earthquakes are calledThe longitudinal, transverse and surface waves in an…